Robtex

Up: 203.174.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.174.40.0/23
Down right: 203.174.42.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.174.40.38	A+PTR	hobby-group.com
203.174.40.38	A+PTR	mail.hobby-group.com
203.174.40.38	PTR	www.hobby-group.com
203.174.40.66	A	mail.reasonele.com
203.174.40.66	A	reasonele.com
203.174.40.82	A	mail.sogdcc.org
203.174.40.82	A	sogdcc.org
203.174.40.106	A+PTR	mscaa.org.hk
203.174.40.106	A	www.mscaa.org.hk
203.174.40.106	A	ns2.lynx.hk
203.174.40.114	A	onthebeat.biz
203.174.40.114	A	exodus.com.hk
203.174.40.122	A+PTR	irongate2.jaguarfreight.com.hk
203.174.40.154	A	exchange2.magazines88.com
203.174.40.154	A	mail2.magazines.com.hk
203.174.40.242	A	mfo.montrax.com
203.174.41.5	A	admin-qooqle.com
203.174.41.82	A	mail.newartsgraphic.com
203.174.41.99	A+PTR	smtp.imaginex.com.hk
203.174.41.99	A	mail01.imaginex.com.hk
203.174.41.104	A+PTR	info.imaginex.com.hk
203.174.41.105	A	ns03.imaginex.com.hk
203.174.41.105	A	ns03.imaginex.com.tw
203.174.41.118	A	mms2.hkeaa.edu.hk
203.174.41.122	A	dns01.billionsmart.com
203.174.41.122	A	*.billionsmart.com
203.174.41.122	A	billionsmart.com
203.174.41.131	A	mail1.synchro-consulting.com
203.174.41.132	A	synedu.hk
203.174.41.132	A	synchroedu.com
203.174.41.146	A+PTR	www.lckal.com
203.174.41.148	A+PTR	info.lckal.com
203.174.41.149	A+PTR	info2.lckal.com
203.174.41.163	A	petrotitan.com
203.174.41.163	A	www.petrotitan.com
203.174.41.163	A	www.nongflorist.com
203.174.41.164	A	uconceptdist.com
203.174.41.166	A	dns1.iba.org.hk
203.174.41.167	A	uniondist.com
203.174.41.170	A	xoxoshop.com
203.174.41.171	A+PTR	mail.compsol.com.hk
203.174.41.171	A	test.compsol.com.hk
203.174.41.172	A+PTR	mail02.compsol.com.hk
203.174.41.172	A	mail.lkk-transport.com.hk
203.174.41.172	A	mx.astgroup.com.hk
203.174.41.173	PTR	mail03.compsol.com.hk
203.174.41.177	A	www.lkk-transport.com.hk
203.174.41.177	A	lkk-transport.com.hk
203.174.41.177	A	kingsright.com.hk
203.174.41.180	A	win-88914i0pn43.computersolution.hk
203.174.41.180	A	ops-int.com.hk
203.174.41.181	A	cameraparadise.com
203.174.41.182	A	schmoll-asia.com
203.174.41.226	A	leadersden.com
203.174.41.230	A+PTR	mail.vgb.com.hk
203.174.41.238	A+PTR	mail.goldson.com.hk
203.174.41.238	A	ns2.brianmus.net
203.174.41.238	A	ns1.goldson.com.hk
203.174.41.246	PTR	mail.grandartic.com
203.174.41.246	PTR	mail.hkpopart.com
203.174.41.246	PTR	mail.icareoptic.com
203.174.41.254	A	mail.sagalio.net
203.174.41.254	A	zimbra.rfcms.net
203.174.41.254	A	mail.sagalio.org
203.174.42.166	PTR	ftfinancial.com.hk
203.174.42.166	A	mail3.ftfinancial.com.hk
203.174.42.202	PTR	legle.asia
203.174.42.202	PTR	inhesionasia.com
203.174.42.202	PTR	inhesiongroup.com
203.174.42.250	A	mail.platinum-wines.com
203.174.43.2	A+PTR	mail.widerhkg.com
203.174.43.2	A	widertao.com
203.174.43.2	A	mail.tuviahkg.com
203.174.43.18	PTR	network-box.com
203.174.43.18	A	mailnv.network-box.com
203.174.43.19	PTR	network-box.com
203.174.43.19	A	dns2.network-box.com
203.174.43.20	PTR	network-box.com
203.174.43.20	A	ns1n.network-box.com
203.174.43.20	A	dns3.network-box.com
203.174.43.21	PTR	network-box.com
203.174.43.22	PTR	network-box.com
203.174.43.22	A	ns2n.network-box.com
203.174.43.27	A	mail.kpccpa.com.hk
203.174.43.36	A	wharftt36.sst.com.hk
203.174.43.42	A	mail09.sst.com.hk
203.174.43.51	A	mail3.kanchidigital.com
203.174.43.51	A	mail3.pacificbulk.com
203.174.43.74	A+PTR	mail.wingkai.com.hk
203.174.43.74	A	www.winwinway.com.hk
203.174.43.74	A	mx.wingkai.com.hk
203.174.43.75	PTR	mail.wingkai.com.cn
203.174.43.77	A	www.unitls.com
203.174.43.99	A	www.whi.com.hk
203.174.43.101	A	mail.kordgifts.net
203.174.43.115	A	server04.minxin.com.hk
203.174.43.138	PTR	ip138.chunlam.com.hk
203.174.43.138	A	ns3.viewtech-hk.com
203.174.43.139	A	s01.chunlam.com.hk
203.174.43.139	A	s01.yuelam.com
203.174.43.220	A	mail2.gpch.com.hk
203.174.43.220	A	mail2.megaking.com.hk
203.174.43.220	A	mail2.gpch.cn